TDS PDF

Safety Relief Valves for Anhydrous Ammonia and LP-Gas (Edition 8, published June 30, 2015; revisions through January 16, 2020). Original standard UL 132 2020-01 in PDF full version. Additional info + preview on request

Document status: Replaced by St UL 132 2026-02

Safety Relief Valves for Anhydrous Ammonia and LP-Gas (Edition 9, September 21, 2021). Original standard UL 132 2021-09 in PDF full version. Additional info + preview on request

Document status: Active

Safety Relief Valves for Anhydrous Ammonia and LP-Gas (Edition 9, published September 21, 2021; revisions through February 17, 2026; ANSI reaffirmation 2026). Original standard UL 132 2026-02 in PDF full version. Additional info + preview on request

Document status: Active

OUTLINE OF INVESTIGATION FOR POLYTETRAFLUOROETHYLENE PLASTIC SEAL MATERIALS (Issue 6; published 2013-01-17). Original standard UL 1321 2013-01 in PDF full version. Additional info + preview on request

Document status: Active

Station Inlets and Outlets (Edition 1, published September 30, 2005; revisions through February 5, 2020). Original standard UL 1331 2020-02 in PDF full version. Additional info + preview on request

Document status: Active

Organic Coatings for Steel Enclosures for Outdoor Use Electrical Equipment (Edition 5, February 12, 2016). Original standard UL 1332 2016-02 in PDF full version. Additional info + preview on request

Document status: Active